#include<iostream>
using namespace std;
void Swap(int *p1,int *p2)
{
	int *tmp=p1;
	p1=p2;
	p2=tmp;
 } 
 int main()
 {
 	int m=4,n=3;
 	int *pm=&m;
 	int *pn=&n;
 	Swap(pm,pn);
 	cout<<*pm<<","<<*pn;
 	
 }
